#include <linux/types.h>
#include <linux/vmalloc.h>
#include <linux/workqueue.h>
+#include <linux/fence.h>
#include <asm/mman.h>
#include <asm/pgalloc.h>
#include <drm/drm_agpsupport.h>
#include <drm/drm_crtc.h>
+#include <drm/drm_fourcc.h>
#include <drm/drm_global.h>
#include <drm/drm_hashtab.h>
#include <drm/drm_mem_util.h>
struct drm_device_dma;
struct drm_dma_handle;
struct drm_gem_object;
+struct drm_master;
+struct drm_vblank_crtc;
struct device_node;
struct videomode;
* run-time by echoing the debug value in its sysfs node:
* # echo 0xf > /sys/module/drm/parameters/debug
*/
+#define DRM_UT_NONE 0x00
#define DRM_UT_CORE 0x01
#define DRM_UT_DRIVER 0x02
#define DRM_UT_KMS 0x04
#define DRM_UT_ATOMIC 0x10
#define DRM_UT_VBL 0x20
-extern __printf(2, 3)
-void drm_ut_debug_printk(const char *function_name,
- const char *format, ...);
-extern __printf(1, 2)
-void drm_err(const char *format, ...);
+extern __printf(6, 7)
+void drm_dev_printk(const struct device *dev, const char *level,
+ unsigned int category, const char *function_name,
+ const char *prefix, const char *format, ...);
+
+extern __printf(5, 6)
+void drm_printk(const char *level, unsigned int category,
+ const char *function_name, const char *prefix,
+ const char *format, ...);
/***********************************************************************/
/** \name DRM template customization defaults */
/* driver capabilities and requirements mask */
#define DRIVER_USE_AGP 0x1
+#define DRIVER_LEGACY 0x2
#define DRIVER_PCI_DMA 0x8
#define DRIVER_SG 0x10
#define DRIVER_HAVE_DMA 0x20
* \param fmt printf() like format string.
* \param arg arguments
*/
-#define DRM_ERROR(fmt, ...) \
- drm_err(fmt, ##__VA_ARGS__)
+#define DRM_DEV_ERROR(dev, fmt, ...) \
+ drm_dev_printk(dev, KERN_ERR, DRM_UT_NONE, __func__, " *ERROR*",\
+ fmt, ##__VA_ARGS__)
+#define DRM_ERROR(fmt, ...) \
+ drm_printk(KERN_ERR, DRM_UT_NONE, __func__, " *ERROR*", fmt, \
+ ##__VA_ARGS__)
/**
* Rate limited error output. Like DRM_ERROR() but won't flood the log.
* \param fmt printf() like format string.
* \param arg arguments
*/
-#define DRM_ERROR_RATELIMITED(fmt, ...) \
+#define DRM_DEV_ERROR_RATELIMITED(dev, fmt, ...) \
({ \
static DEFINE_RATELIMIT_STATE(_rs, \
DEFAULT_RATELIMIT_INTERVAL, \
DEFAULT_RATELIMIT_BURST); \
\
if (__ratelimit(&_rs)) \
- drm_err(fmt, ##__VA_ARGS__); \
+ DRM_DEV_ERROR(dev, fmt, ##__VA_ARGS__); \
})
+#define DRM_ERROR_RATELIMITED(fmt, ...) \
+ DRM_DEV_ERROR_RATELIMITED(NULL, fmt, ##__VA_ARGS__)
-#define DRM_INFO(fmt, ...) \
- printk(KERN_INFO "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
+#define DRM_DEV_INFO(dev, fmt, ...) \
+ drm_dev_printk(dev, KERN_INFO, DRM_UT_NONE, __func__, "", fmt, \
+ ##__VA_ARGS__)
+#define DRM_INFO(fmt, ...) \
+ drm_printk(KERN_INFO, DRM_UT_NONE, __func__, "", fmt, ##__VA_ARGS__)
-#define DRM_INFO_ONCE(fmt, ...) \
- printk_once(KERN_INFO "[" DRM_NAME "] " fmt, ##__VA_ARGS__)
+#define DRM_DEV_INFO_ONCE(dev, fmt, ...) \
+({ \
+ static bool __print_once __read_mostly; \
+ if (!__print_once) { \
+ __print_once = true; \
+ DRM_DEV_INFO(dev, fmt, ##__VA_ARGS__); \
+ } \
+})
+#define DRM_INFO_ONCE(fmt, ...) DRM_DEV_INFO_ONCE(NULL, fmt, ##__VA_ARGS__)
/**
* Debug output.
* \param fmt printf() like format string.
* \param arg arguments
*/
+#define DRM_DEV_DEBUG(dev, fmt, args...) \
+ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_CORE, __func__, "", fmt, \
+ ##args)
#define DRM_DEBUG(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_CORE)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
+ drm_printk(KERN_DEBUG, DRM_UT_CORE, __func__, "", fmt, ##args)
+#define DRM_DEV_DEBUG_DRIVER(dev, fmt, args...) \
+ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_DRIVER, __func__, "", \
+ fmt, ##args)
#define DRM_DEBUG_DRIVER(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_DRIVER)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
+ drm_printk(KERN_DEBUG, DRM_UT_DRIVER, __func__, "", fmt, ##args)
+
+#define DRM_DEV_DEBUG_KMS(dev, fmt, args...) \
+ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_KMS, __func__, "", fmt, \
+ ##args)
#define DRM_DEBUG_KMS(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_KMS)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
+ drm_printk(KERN_DEBUG, DRM_UT_KMS, __func__, "", fmt, ##args)
+
+#define DRM_DEV_DEBUG_PRIME(dev, fmt, args...) \
+ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_PRIME, __func__, "", \
+ fmt, ##args)
#define DRM_DEBUG_PRIME(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_PRIME)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
+ drm_printk(KERN_DEBUG, DRM_UT_PRIME, __func__, "", fmt, ##args)
+
+#define DRM_DEV_DEBUG_ATOMIC(dev, fmt, args...) \
+ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_ATOMIC, __func__, "", \
+ fmt, ##args)
#define DRM_DEBUG_ATOMIC(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_ATOMIC)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
+ drm_printk(KERN_DEBUG, DRM_UT_ATOMIC, __func__, "", fmt, ##args)
+
+#define DRM_DEV_DEBUG_VBL(dev, fmt, args...) \
+ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_VBL, __func__, "", fmt, \
+ ##args)
#define DRM_DEBUG_VBL(fmt, args...) \
- do { \
- if (unlikely(drm_debug & DRM_UT_VBL)) \
- drm_ut_debug_printk(__func__, fmt, ##args); \
- } while (0)
+ drm_printk(KERN_DEBUG, DRM_UT_VBL, __func__, "", fmt, ##args)
+
+#define _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, level, fmt, args...) \
+({ \
+ static DEFINE_RATELIMIT_STATE(_rs, \
+ DEFAULT_RATELIMIT_INTERVAL, \
+ DEFAULT_RATELIMIT_BURST); \
+ if (__ratelimit(&_rs)) \
+ drm_dev_printk(dev, KERN_DEBUG, DRM_UT_ ## level, \
+ __func__, "", fmt, ##args); \
+})
+
+/**
+ * Rate limited debug output. Like DRM_DEBUG() but won't flood the log.
+ *
+ * \param fmt printf() like format string.
+ * \param arg arguments
+ */
+#define DRM_DEV_DEBUG_RATELIMITED(dev, fmt, args...) \
+ DEV__DRM_DEFINE_DEBUG_RATELIMITED(dev, CORE, fmt, ##args)
+#define DRM_DEBUG_RATELIMITED(fmt, args...) \
+ DRM_DEV_DEBUG_RATELIMITED(NULL, fmt, ##args)
+#define DRM_DEV_DEBUG_DRIVER_RATELIMITED(dev, fmt, args...) \
+ _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, DRIVER, fmt, ##args)
+#define DRM_DEBUG_DRIVER_RATELIMITED(fmt, args...) \
+ DRM_DEV_DEBUG_DRIVER_RATELIMITED(NULL, fmt, ##args)
+#define DRM_DEV_DEBUG_KMS_RATELIMITED(dev, fmt, args...) \
+ _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, KMS, fmt, ##args)
+#define DRM_DEBUG_KMS_RATELIMITED(fmt, args...) \
+ DRM_DEV_DEBUG_KMS_RATELIMITED(NULL, fmt, ##args)
+#define DRM_DEV_DEBUG_PRIME_RATELIMITED(dev, fmt, args...) \
+ _DRM_DEV_DEFINE_DEBUG_RATELIMITED(dev, PRIME, fmt, ##args)
+#define DRM_DEBUG_PRIME_RATELIMITED(fmt, args...) \
+ DRM_DEV_DEBUG_PRIME_RATELIMITED(NULL, fmt, ##args)
/*@}*/
/* Event queued up for userspace to read */
struct drm_pending_event {
+ struct completion *completion;
struct drm_event *event;
+ struct fence *fence;
struct list_head link;
struct list_head pending_link;
struct drm_file *file_priv;
pid_t pid; /* pid of requester, no guarantee it's valid by the time
we deliver the event, for tracing only */
- void (*destroy)(struct drm_pending_event *event);
};
/* initial implementaton using a linked list - todo hashtab */
/** File private data */
struct drm_file {
unsigned authenticated :1;
- /* Whether we're master for a minor. Protected by master_mutex */
- unsigned is_master :1;
/* true when the client has asked us to expose stereo 3D mode flags */
unsigned stereo_allowed :1;
/*
/* true if client understands atomic properties */
unsigned atomic:1;
/*
- * This client is allowed to gain master privileges for @master.
+ * This client is the creator of @master.
* Protected by struct drm_device::master_mutex.
*/
- unsigned allowed_master:1;
+ unsigned is_master:1;
struct pid *pid;
kuid_t uid;
void *driver_priv;
struct drm_master *master; /* master this node is currently associated with
- N.B. not always minor->master */
+ N.B. not always dev->master */
/**
* fbs - List of framebuffers associated with this file.
*
int idle_has_lock;
};
-/**
- * struct drm_master - drm master structure
- *
- * @refcount: Refcount for this master object.
- * @minor: Link back to minor char device we are master for. Immutable.
- * @unique: Unique identifier: e.g. busid. Protected by drm_global_mutex.
- * @unique_len: Length of unique field. Protected by drm_global_mutex.
- * @magic_map: Map of used authentication tokens. Protected by struct_mutex.
- * @lock: DRI lock information.
- * @driver_priv: Pointer to driver-private information.
- */
-struct drm_master {
- struct kref refcount;
- struct drm_minor *minor;
- char *unique;
- int unique_len;
- struct idr magic_map;
- struct drm_lock_data lock;
- void *driver_priv;
-};
-
-/* Size of ringbuffer for vblank timestamps. Just double-buffer
- * in initial implementation.
- */
-#define DRM_VBLANKTIME_RBSIZE 2
-
/* Flags and return codes for get_vblank_timestamp() driver function. */
#define DRM_CALLED_FROM_VBLIRQ 1
#define DRM_VBLANKTIME_SCANOUTPOS_METHOD (1 << 0)
void (*postclose) (struct drm_device *, struct drm_file *);
void (*lastclose) (struct drm_device *);
int (*unload) (struct drm_device *);
- int (*suspend) (struct drm_device *, pm_message_t state);
- int (*resume) (struct drm_device *);
int (*dma_ioctl) (struct drm_device *dev, void *data, struct drm_file *file_priv);
int (*dma_quiescent) (struct drm_device *);
int (*context_dtor) (struct drm_device *dev, int context);
*
* Driver callback for fetching a raw hardware vblank counter for @crtc.
* If a device doesn't have a hardware counter, the driver can simply
- * return the value of drm_vblank_count. The DRM core will account for
+ * use drm_vblank_no_hw_counter() function. The DRM core will account for
* missed vblank events while interrupts where disabled based on system
* timestamps.
*
* @pipe: which irq to enable
*
* Enable vblank interrupts for @crtc. If the device doesn't have
- * a hardware vblank counter, this routine should be a no-op, since
- * interrupts will have to stay on to keep the count accurate.
+ * a hardware vblank counter, the driver should use the
+ * drm_vblank_no_hw_counter() function that keeps a virtual counter.
*
* RETURNS
* Zero on success, appropriate errno if the given @crtc's vblank
* @pipe: which irq to enable
*
* Disable vblank interrupts for @crtc. If the device doesn't have
- * a hardware vblank counter, this routine should be a no-op, since
- * interrupts will have to stay on to keep the count accurate.
+ * a hardware vblank counter, the driver should use the
+ * drm_vblank_no_hw_counter() function that keeps a virtual counter.
*/
void (*disable_vblank) (struct drm_device *dev, unsigned int pipe);
int (*master_set)(struct drm_device *dev, struct drm_file *file_priv,
bool from_open);
- void (*master_drop)(struct drm_device *dev, struct drm_file *file_priv,
- bool from_release);
+ void (*master_drop)(struct drm_device *dev, struct drm_file *file_priv);
int (*debugfs_init)(struct drm_minor *minor);
void (*debugfs_cleanup)(struct drm_minor *minor);
};
enum drm_minor_type {
- DRM_MINOR_LEGACY,
+ DRM_MINOR_PRIMARY,
DRM_MINOR_CONTROL,
DRM_MINOR_RENDER,
DRM_MINOR_CNT,
struct list_head debugfs_list;
struct mutex debugfs_lock; /* Protects debugfs_list. */
-
- /* currently active master for this node. Protected by master_mutex */
- struct drm_master *master;
-};
-
-
-struct drm_pending_vblank_event {
- struct drm_pending_event base;
- unsigned int pipe;
- struct drm_event_vblank event;
-};
-
-struct drm_vblank_crtc {
- struct drm_device *dev; /* pointer to the drm_device */
- wait_queue_head_t queue; /**< VBLANK wait queue */
- struct timer_list disable_timer; /* delayed disable timer */
-
- /* vblank counter, protected by dev->vblank_time_lock for writes */
- u32 count;
- /* vblank timestamps, protected by dev->vblank_time_lock for writes */
- struct timeval time[DRM_VBLANKTIME_RBSIZE];
-
- atomic_t refcount; /* number of users of vblank interruptsper crtc */
- u32 last; /* protected by dev->vbl_lock, used */
- /* for wraparound handling */
- u32 last_wait; /* Last vblank seqno waited per CRTC */
- unsigned int inmodeset; /* Display driver is setting mode */
- unsigned int pipe; /* crtc index */
- int framedur_ns; /* frame/field duration in ns */
- int linedur_ns; /* line duration in ns */
- bool enabled; /* so we don't call enable more than
- once per disable */
};
/**
struct drm_minor *control; /**< Control node */
struct drm_minor *primary; /**< Primary node */
struct drm_minor *render; /**< Render node */
+
+ /* currently active master for this device. Protected by master_mutex */
+ struct drm_master *master;
+
atomic_t unplugged; /**< Flag whether dev is dead */
struct inode *anon_inode; /**< inode for private address-space */
char *unique; /**< unique name of the device */
int switch_power_state;
};
+#include <drm/drm_irq.h>
+
#define DRM_SWITCH_POWER_ON 0
#define DRM_SWITCH_POWER_OFF 1
#define DRM_SWITCH_POWER_CHANGING 2
static inline bool drm_is_primary_client(const struct drm_file *file_priv)
{
- return file_priv->minor->type == DRM_MINOR_LEGACY;
+ return file_priv->minor->type == DRM_MINOR_PRIMARY;
}
/******************************************************************/
ssize_t drm_read(struct file *filp, char __user *buffer,
size_t count, loff_t *offset);
int drm_release(struct inode *inode, struct file *filp);
-int drm_new_set_master(struct drm_device *dev, struct drm_file *fpriv);
unsigned int drm_poll(struct file *filp, struct poll_table_struct *wait);
int drm_event_reserve_init_locked(struct drm_device *dev,
struct drm_file *file_priv,
* DMA quiscent + idle. DMA quiescent usually requires the hardware lock.
*/
- /* IRQ support (drm_irq.h) */
-extern int drm_irq_install(struct drm_device *dev, int irq);
-extern int drm_irq_uninstall(struct drm_device *dev);
-
-extern int drm_vblank_init(struct drm_device *dev, unsigned int num_crtcs);
-extern int drm_wait_vblank(struct drm_device *dev, void *data,
- struct drm_file *filp);
-extern u32 drm_vblank_count(struct drm_device *dev, unsigned int pipe);
-extern u32 drm_crtc_vblank_count(struct drm_crtc *crtc);
-extern u32 drm_vblank_count_and_time(struct drm_device *dev, unsigned int pipe,
- struct timeval *vblanktime);
-extern u32 drm_crtc_vblank_count_and_time(struct drm_crtc *crtc,
- struct timeval *vblanktime);
-extern void drm_send_vblank_event(struct drm_device *dev, unsigned int pipe,
- struct drm_pending_vblank_event *e);
-extern void drm_crtc_send_vblank_event(struct drm_crtc *crtc,
- struct drm_pending_vblank_event *e);
-extern void drm_arm_vblank_event(struct drm_device *dev, unsigned int pipe,
- struct drm_pending_vblank_event *e);
-extern void drm_crtc_arm_vblank_event(struct drm_crtc *crtc,
- struct drm_pending_vblank_event *e);
-extern bool drm_handle_vblank(struct drm_device *dev, unsigned int pipe);
-extern bool drm_crtc_handle_vblank(struct drm_crtc *crtc);
-extern int drm_vblank_get(struct drm_device *dev, unsigned int pipe);
-extern void drm_vblank_put(struct drm_device *dev, unsigned int pipe);
-extern int drm_crtc_vblank_get(struct drm_crtc *crtc);
-extern void drm_crtc_vblank_put(struct drm_crtc *crtc);
-extern void drm_wait_one_vblank(struct drm_device *dev, unsigned int pipe);
-extern void drm_crtc_wait_one_vblank(struct drm_crtc *crtc);
-extern void drm_vblank_off(struct drm_device *dev, unsigned int pipe);
-extern void drm_vblank_on(struct drm_device *dev, unsigned int pipe);
-extern void drm_crtc_vblank_off(struct drm_crtc *crtc);
-extern void drm_crtc_vblank_reset(struct drm_crtc *crtc);
-extern void drm_crtc_vblank_on(struct drm_crtc *crtc);
-extern void drm_vblank_cleanup(struct drm_device *dev);
-extern u32 drm_vblank_no_hw_counter(struct drm_device *dev, unsigned int pipe);
-
-extern int drm_calc_vbltimestamp_from_scanoutpos(struct drm_device *dev,
- unsigned int pipe, int *max_error,
- struct timeval *vblank_time,
- unsigned flags,
- const struct drm_display_mode *mode);
-extern void drm_calc_timestamping_constants(struct drm_crtc *crtc,
- const struct drm_display_mode *mode);
-
-/**
- * drm_crtc_vblank_waitqueue - get vblank waitqueue for the CRTC
- * @crtc: which CRTC's vblank waitqueue to retrieve
- *
- * This function returns a pointer to the vblank waitqueue for the CRTC.
- * Drivers can use this to implement vblank waits using wait_event() & co.
- */
-static inline wait_queue_head_t *drm_crtc_vblank_waitqueue(struct drm_crtc *crtc)
-{
- return &crtc->dev->vblank[drm_crtc_index(crtc)].queue;
-}
-
/* Modesetting support */
extern void drm_vblank_pre_modeset(struct drm_device *dev, unsigned int pipe);
extern void drm_vblank_post_modeset(struct drm_device *dev, unsigned int pipe);
- /* Stub support (drm_stub.h) */
-extern struct drm_master *drm_master_get(struct drm_master *master);
-extern void drm_master_put(struct drm_master **master);
-
-extern void drm_put_dev(struct drm_device *dev);
-extern void drm_unplug_dev(struct drm_device *dev);
+/* drm_drv.c */
+void drm_put_dev(struct drm_device *dev);
+void drm_unplug_dev(struct drm_device *dev);
extern unsigned int drm_debug;
-extern bool drm_atomic;
/* Debugfs support */
#if defined(CONFIG_DEBUG_FS)
struct drm_device *drm_dev_alloc(struct drm_driver *driver,
struct device *parent);
+int drm_dev_init(struct drm_device *dev,
+ struct drm_driver *driver,
+ struct device *parent);
void drm_dev_ref(struct drm_device *dev);
void drm_dev_unref(struct drm_device *dev);
int drm_dev_register(struct drm_device *dev, unsigned long flags);
void drm_dev_unregister(struct drm_device *dev);
-int drm_dev_set_unique(struct drm_device *dev, const char *name);
struct drm_minor *drm_minor_acquire(unsigned int minor_id);
void drm_minor_release(struct drm_minor *minor);
/* platform section */
extern int drm_platform_init(struct drm_driver *driver, struct platform_device *platform_device);
-extern int drm_platform_set_busid(struct drm_device *d, struct drm_master *m);
/* returns true if currently okay to sleep */
static __inline__ bool drm_can_sleep(void)
projects / cascardo / linux.git / blobdiff